def test_chaindb_get_score(chaindb, fixture_sm_class,
sample_beacon_block_params, fork_choice_scoring):
genesis = BeaconBlock.create(**sample_beacon_block_params).mset(
"parent_root", GENESIS_PARENT_HASH, "slot", 0)
chaindb.persist_block(genesis, genesis.__class__, fork_choice_scoring)
genesis_score_key = SchemaV1.make_block_root_to_score_lookup_key(
genesis.signing_root)
genesis_score_data = chaindb.db.get(genesis_score_key)
genesis_score_class = fork_choice_scoring.get_score_class()
genesis_score = genesis_score_class.deserialize(genesis_score_data)
expected_genesis_score = fork_choice_scoring.score(genesis)
assert genesis_score == expected_genesis_score
assert (chaindb.get_score(genesis.signing_root,
genesis_score_class) == expected_genesis_score)
block1 = BeaconBlock.create(**sample_beacon_block_params).mset(
"parent_root", genesis.signing_root, "slot", 1)
chaindb.persist_block(block1, block1.__class__, fork_choice_scoring)
block1_score_key = SchemaV1.make_block_root_to_score_lookup_key(
block1.signing_root)
block1_score_data = chaindb.db.get(block1_score_key)
block1_score = genesis_score_class.deserialize(block1_score_data)
expected_block1_score = fork_choice_scoring.score(block1)
assert block1_score == expected_block1_score
assert (chaindb.get_score(block1.signing_root,
genesis_score_class) == expected_block1_score)
def test_chaindb_get_score(chaindb, fixture_sm_class, genesis_block,
fork_choice_scoring):
chaindb.persist_block(genesis_block, genesis_block.__class__,
fork_choice_scoring)
genesis_score_key = SchemaV1.make_block_root_to_score_lookup_key(
genesis_block.message.hash_tree_root)
genesis_score_data = chaindb.db.get(genesis_score_key)
genesis_score_class = fork_choice_scoring.get_score_class()
genesis_score = genesis_score_class.deserialize(genesis_score_data)
expected_genesis_score = fork_choice_scoring.score(genesis_block.message)
assert genesis_score == expected_genesis_score
assert (chaindb.get_score(genesis_block.message.hash_tree_root,
genesis_score_class) == expected_genesis_score)
block1 = SignedBeaconBlock.from_parent(genesis_block,
FromBlockParams(slot=1))
chaindb.persist_block(block1, block1.__class__, fork_choice_scoring)
block1_score_key = SchemaV1.make_block_root_to_score_lookup_key(
block1.message.hash_tree_root)
block1_score_data = chaindb.db.get(block1_score_key)
block1_score = genesis_score_class.deserialize(block1_score_data)
expected_block1_score = fork_choice_scoring.score(block1.message)
assert block1_score == expected_block1_score
assert (chaindb.get_score(block1.message.hash_tree_root,
genesis_score_class) == expected_block1_score)
def test_chaindb_get_score(chaindb, sample_beacon_block_params):
genesis = BeaconBlock(**sample_beacon_block_params).copy(
parent_root=GENESIS_PARENT_HASH,
slot=0,
)
chaindb.persist_block(genesis, genesis.__class__)
genesis_score_key = SchemaV1.make_block_root_to_score_lookup_key(
genesis.root)
genesis_score = rlp.decode(chaindb.db.get(genesis_score_key),
sedes=rlp.sedes.big_endian_int)
assert genesis_score == 0
assert chaindb.get_score(genesis.root) == 0
block1 = BeaconBlock(**sample_beacon_block_params).copy(
parent_root=genesis.root,
slot=1,
)
chaindb.persist_block(block1, block1.__class__)
block1_score_key = SchemaV1.make_block_root_to_score_lookup_key(
block1.root)
block1_score = rlp.decode(chaindb.db.get(block1_score_key),
sedes=rlp.sedes.big_endian_int)
assert block1_score == 1
assert chaindb.get_score(block1.root) == 1
def test_chaindb_get_score(chaindb, sample_beacon_block_params,
fork_choice_scoring):
genesis = BeaconBlock(**sample_beacon_block_params).copy(
previous_block_root=GENESIS_PARENT_HASH,
slot=0,
)
chaindb.persist_block(genesis, genesis.__class__, fork_choice_scoring)
genesis_score_key = SchemaV1.make_block_root_to_score_lookup_key(
genesis.signing_root)
genesis_score = ssz.decode(chaindb.db.get(genesis_score_key),
sedes=ssz.sedes.uint64)
assert genesis_score == 0
assert chaindb.get_score(genesis.signing_root) == 0
block1 = BeaconBlock(**sample_beacon_block_params).copy(
previous_block_root=genesis.signing_root,
slot=1,
)
chaindb.persist_block(block1, block1.__class__, fork_choice_scoring)
block1_score_key = SchemaV1.make_block_root_to_score_lookup_key(
block1.signing_root)
block1_score = ssz.decode(chaindb.db.get(block1_score_key),
sedes=ssz.sedes.uint64)
assert block1_score == 1
assert chaindb.get_score(block1.signing_root) == 1
def test_chaindb_persist_block_and_block_to_root(chaindb, block,
fork_choice_scoring):
block_to_root_key = SchemaV1.make_block_root_to_score_lookup_key(
block.message.hash_tree_root)
assert not chaindb.exists(block_to_root_key)
chaindb.persist_block(block, block.__class__, fork_choice_scoring)
assert chaindb.exists(block_to_root_key)
def _get_score(db: BaseDB, block_root: Hash32) -> int:
try:
encoded_score = db[SchemaV1.make_block_root_to_score_lookup_key(block_root)]
except KeyError:
raise BlockNotFound("No block with hash {0} found".format(
encode_hex(block_root)))
return rlp.decode(encoded_score, sedes=rlp.sedes.big_endian_int)
def _get_score(db: DatabaseAPI, block_root: Hash32) -> int:
try:
encoded_score = db[SchemaV1.make_block_root_to_score_lookup_key(
block_root)]
except KeyError:
raise BlockNotFound("No block with hash {0} found".format(
encode_hex(block_root)))
return ssz.decode(encoded_score, sedes=ssz.sedes.uint64)
def _get_score(db: DatabaseAPI, block_root: Root,
score_class: Type[BaseScore]) -> BaseScore:
try:
encoded_score = db[SchemaV1.make_block_root_to_score_lookup_key(
block_root)]
except KeyError:
raise BlockNotFound("No block with root {0} found".format(
encode_hex(block_root)))
return cast(BaseScore, score_class.deserialize(encoded_score))
def test_chaindb_persist_block_and_slot_to_root(chaindb, block, fork_choice_scoring):
with pytest.raises(BlockNotFound):
chaindb.get_block_by_root(block.signing_root, block.__class__)
slot_to_root_key = SchemaV1.make_block_root_to_score_lookup_key(block.signing_root)
assert not chaindb.exists(slot_to_root_key)
chaindb.persist_block(block, block.__class__, fork_choice_scoring)
assert chaindb.get_block_by_root(block.signing_root, block.__class__) == block
assert chaindb.exists(slot_to_root_key)
def _set_block_score_to_db(db: DatabaseAPI, block: BaseBeaconBlock,
score: int) -> int:
# NOTE if we change the score serialization, we will likely need to
# patch up the fork choice logic.
# We will decide the score serialization is fixed for now.
db.set(
SchemaV1.make_block_root_to_score_lookup_key(block.signing_root),
ssz.encode(score, sedes=ssz.sedes.uint64),
)
return score
def _set_block_scores_to_db(cls, db: BaseDB,
block: BaseBeaconBlock) -> int:
# TODO: It's a stub before we implement fork choice rule
score = block.slot
db.set(
SchemaV1.make_block_root_to_score_lookup_key(block.signed_root),
ssz.encode(score, sedes=ssz.sedes.uint64),
)
return score
def _set_block_score_to_db(
db: DatabaseAPI, block: BaseBeaconBlock, score: BaseScore
) -> BaseScore:
# NOTE if we change the score serialization, we will likely need to
# patch up the fork choice logic.
# We will decide the score serialization is fixed for now.
db.set(
SchemaV1.make_block_root_to_score_lookup_key(block.message.hash_tree_root),
score.serialize(),
)
return score
def _set_block_scores_to_db(
cls,
db: BaseDB,
block: BaseBeaconBlock
) -> int:
# TODO: It's a stub before we implement fork choice rule
score = block.slot
db.set(
SchemaV1.make_block_root_to_score_lookup_key(block.root),
rlp.encode(score, sedes=rlp.sedes.big_endian_int),
)
return score
def test_chaindb_persist_block_and_block_to_root(chaindb, block):
block_to_root_key = SchemaV1.make_block_root_to_score_lookup_key(block.signing_root)
assert not chaindb.exists(block_to_root_key)
chaindb.persist_block(block, block.__class__)
assert chaindb.exists(block_to_root_key)
